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473c84d185
No functional change. This patch migrates kmemleak code out of core module code into kernel/module/debug_kmemleak.c Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Aaron Tomlin <atomlin@redhat.com> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
30 lines
785 B
C
30 lines
785 B
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Module kmemleak support
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*
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* Copyright (C) 2009 Catalin Marinas
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*/
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#include <linux/module.h>
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#include <linux/kmemleak.h>
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#include "internal.h"
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void kmemleak_load_module(const struct module *mod,
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const struct load_info *info)
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{
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unsigned int i;
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/* only scan the sections containing data */
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kmemleak_scan_area(mod, sizeof(struct module), GFP_KERNEL);
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for (i = 1; i < info->hdr->e_shnum; i++) {
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/* Scan all writable sections that's not executable */
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if (!(info->sechdrs[i].sh_flags & SHF_ALLOC) ||
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!(info->sechdrs[i].sh_flags & SHF_WRITE) ||
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(info->sechdrs[i].sh_flags & SHF_EXECINSTR))
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continue;
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kmemleak_scan_area((void *)info->sechdrs[i].sh_addr,
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info->sechdrs[i].sh_size, GFP_KERNEL);
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}
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}
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